[b][color=#9900ff]Move each of the vertices around. After each move, pay attention to the measures of the angles opposite the congruent sides of the isosceles triangle. What do you notice? Fill in the two blanks with the correct words.[br][br]If two sides of a triangle are congruent, then the _______________ opposite the sides are _________________.[/color][/b]

[b][color=#9900ff]Move each of the vertices around. After each move, pay attention to the measures of the sides opposite the congruent angles of the isosceles triangle. What do you notice? Fill in the two blanks with the correct words.[br][br]If two angles of a triangle are congruent, then the _______________ opposite the angles are _________________.[/color][/b]